Effect of double lumen bronchial tube thermomalacia on postoperative sore throat, hoarseness and airway injury in female patients with COVID-19 infection history

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300067807

Enrollment

Unknown

Registered

2023-01-28

Start date

2023-01-31

Completion date

Unknown

Last updated

2023-05-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Postoperative sour throat

Interventions

control :room temperature

Thermal softening group:Tube thermal softening

Eligibility

Sex/Gender

All

Age

20 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Patients who need one lung ventilation for thoracic surgery; 2. Aged 20-75 years; 3. ASA grade I-III.

Exclusion criteria

Exclusion criteria: 1. Patients with upper respiratory tract infection, sore throat and hoarseness before operation; 2. Patients with tracheostomy, limited cervical movement or cervical trauma before operation; 3. Preoperative steroid or opioid therapy; 4. Previous oral or throat surgery history; 5. Patients with Malampati score >= 3; 6. Patients with previous or expected difficulties in intubation.

Design outcomes

Primary

Measure	Time frame
Incidence of postoperative pharyngalgia and hoarseness;Incidence of airway injury after cupping;	—

Secondary

Measure	Time frame
Intubation time;Propulsion resistance of double-lumen bronchial tube;Hemodynamic response;Intubation times;	—

Countries

China

Contacts

Public ContactYan Wenlong

The First Affiliated Hospital of University of Science and Technology of China

13195456350@163.com+86 13195456350

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026